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Patent Searching and Data


Matches 151 - 200 out of 30,159

Document Document Title
WO/2023/182659A1
The present invention relates to a scroll compressor comprising: a shaft rotated by a driving source; an eccentric bush having a recess portion into which the shaft is inserted, an eccentric portion eccentric to the shaft, and a balance ...  
WO/2023/180682A1
A centrifugal oil pump device preferably for a vacuum pump, comprising an oil reservoir extending radially around a vacuum pump driving shaft, the oil reservoir comprising at least one opening, an oil pump inlet arranged below the at lea...  
WO/2023/181717A1
An inference device (10) that infers characteristic data relating to a characteristic of a compressor (6) that compresses a refrigerant, comprising: a data acquisition unit (111) that acquires input data which has a correlation with the ...  
WO/2023/181364A1
Provided are: a multi-stage rotary compressor in which a fluid compressed by a low-stage compression mechanism is further compressed by a high-stage compression mechanism, wherein pressure pulsation and vibration in an intermediate pipe ...  
WO/2023/181173A1
Provided is a scroll compressor including: a shell; a fixed scroll and an orbiting scroll that are disposed inside the shell; base plates that are provided individually for the fixed scroll and the orbiting scroll; spiral bodies that are...  
WO/2023/173638A1
A cylinder, a compressor, and a cooling/heating system. The cylinder comprises: a cylinder body outer wall (100); a cylinder body inner wall (200) as a compression cavity (210), provided in the cylinder body outer wall (100); and at leas...  
WO/2023/176517A1
A suction flow path of a screw compressor according to the present invention comprises: a male-side flow path opening in an axial direction to a working chamber of the suction stroke of a male rotor 2 side and extending from a starting e...  
WO/2023/176154A1
In a compressor (1), a driving scroll (30) is rotationally driven by a driving mechanism (10) about a driving axis (X1). A driven scroll (40) is rotationally driven by the driving scroll (30) and a driven mechanism (20) about a driven ax...  
WO/2023/174730A1
The invention relates to a compressor device with a screw-type compressor (3), by way of which a compressed air/oil mixture can be produced; a compressor outlet (13); an oil separator (11), to which the compressed air/oil mixture can be ...  
WO/2023/177410A1
A compressor may include a shell assembly, first and second scrolls, a floating seal assembly, a modulation-valve ring, and a modulation-control-valve assembly. The shell assembly may define a suction-pressure region. The first scroll ma...  
WO/2023/172650A1
The present application provides a screw compressor, including: a housing, a pair of rotors, a pressure release channel, and a regulating device. The housing has a rotor cavity, the pair of rotors are located in the rotor cavity, and a c...  
WO/2023/172089A1
The present invention provides a scroll compressor comprising: a casing forming the outer appearance and having an oil storage space; an electromotive part installed inside the casing to generate power; a rotation shaft rotatably install...  
WO/2023/171285A1
[Problem] To provide a scroll compressor in which the inside of a boss part that is provided to an end plate part of a movable scroll member and accommodates a bearing or the like can be satisfactorily lubricated while suppressing increa...  
WO/2023/169254A1
A combined sealing piece, a volumetric machine using the combined sealing piece, and a wide fuel engine. The combined sealing piece comprises a sliding block. The sliding block is provided with a main sealing piece. The combined sealing ...  
WO/2023/170901A1
A scroll compressor according to the present invention comprises: a sealed container having an oil storage part that stores a refrigerant oil at the bottom; a compression mechanism part that is provided inside the sealed container, and t...  
WO/2023/171954A1
A scroll compressor comprises: a fixed scroll including a wrap accommodating part having an inner space, a thrust surface provided around the inner space of the wrap accommodating part, a fixed wrap extending downward into the inner spac...  
WO/2023/167401A1
The present invention provides a scroll compressor comprising: a casing forming the exterior; a driving unit installed in the casing and generating driving power; a rotary shaft installed in the driving unit to be rotatable; a compressio...  
WO/2023/166554A1
The compression mechanism of this rotary compressor comprises: a cylinder in which a cylinder chamber is formed and in which an eccentric shaft portion of a drive shaft is arranged in the cylinder chamber; a bearing portion which blocks ...  
WO/2023/159328A1
An internal gear pump or motor includes inner and outer rotors that mesh together. An internal electric motor or generator may include a stator supported by a support element that passes through bearings of the outer rotor and the inner ...  
WO/2023/162744A1
In the present invention, a partition (15) includes a first envelope portion (11) and a second envelope portion (12). On the inside of the first envelope portion (11), a first compression chamber (21) is formed by a screw rotor (40) and ...  
WO/2023/162058A1
This scroll compressor comprising: a compression mechanism that has a closed container forming an outer shell, a suction pipe that allows a refrigerant to flow into a first suction space inside the closed container, a fixed scroll that i...  
WO/2023/163349A1
Disclosed are a residual voltage control apparatus and an electric compressor including the same. The present embodiment is to prevent an electric shock or accident from occurring due to removal of a high-voltage connector by stably bloc...  
WO/2023/161035A1
The invention relates to a compensation mechanism for a displacement machine according to the spiral principle, in particular a scroll compressor, wherein the compensation mechanism comprises a driveshaft (10) with a central axis S and a...  
WO/2023/155448A1
The present disclosure relates to a screw compressor and a control method thereof, and an air conditioning device. The screw compressor comprises: a compressor body and a spool valve. A first exhaust port is arranged on an exhaust end of...  
WO/2023/156411A1
A compressible fluid separator pump (106) includes a crankshaft (118), four cylinders (114A-114D), and four pistons (116A-116D). Each cylinder includes an inlet (130A-130D) including an inlet valve (136A-136D) for mixed fluid comprising ...  
WO/2023/152799A1
This compressor is provided with a closed container, an electric motor unit, a crankshaft, and a compression mechanism unit. The crankshaft has an eccentric shaft part. The compression mechanism unit comprises: a cylinder having a cylind...  
WO/2023/153593A1
Provided are a moving part for a compressor, a compressor including the moving part, and a method for manufacturing the moving part. The moving part comprises: a base material having a polishing surface and composed of a steel material; ...  
WO/2023/153704A1
A rotary compressor is disclosed. The rotary compressor comprises: a case in which oil is retained; a cylinder which is disposed within the case, has an inner space, and includes a rolling piston eccentrically orbiting in the inner space...  
WO/2023/152287A1
A scroll compressor is provided, the scroll compressor comprises two scroll bodies, one of the two scroll bodies is a stationary scroll body with a scroll wrap and the other scroll body of the two scroll bodies is a moveable scroll body ...  
WO/2023/149099A1
Provided is a scroll compressor (100) comprising: a motor (30) that causes an orbiting scroll (22) to rotate with respect to a fixed scroll (21); a rotating shaft (40) that is rotated around an axis (X) by the motor (30); a bearing (50) ...  
WO/2023/149098A1
A variable-capacity oil pump according to the present invention has a swing center (Q) of a cam ring (4) set on an outer side relative to a cam ring body (40) in a radial direction. Therefore, it is possible to ensure a relatively large ...  
WO/2023/149145A1
Provided is a scroll compressor in which the swinging of an orbiting scroll can be suppressed and the power loss can be suppressed. The scroll compressor comprises a fixed scroll 11 having a spiral wrap 16, an orbiting scroll 12 having...  
WO/2023/146138A1
The invention relates to a sealing arrangement for guiding electrical connections through a wall of a housing for a device for driving a compressor. The sealing arrangement has a connection arrangement with at least one electrically cond...  
WO/2023/145224A1
Provided is a scroll compressor capable of suppressing a reduction in coolability of a radially outer section of an orbiting scroll. The scroll compressor includes a cooling fan 25 and a cooling-air introducing path 28 that introduces ...  
WO/2023/144953A1
A compressor according to the present disclosure comprises: an electric motor unit that has a rotor and stator; a drive shaft that is fixed to the rotor and rotates by means of the motive power of the electric motor unit; a compression u...  
WO/2023/142232A1
A scroll compressor and an air conditioning system comprising the scroll compressor. The scroll compressor (100) comprises a casing (11), a compression mechanism part (12), a main frame (14), a motor (13), a crankshaft (16), a main count...  
WO/2023/144609A1
Oil-injected compressor device (1 ) provided with at least one oil- injected compressor element (2) with an inlet (5) for gas to be compressed and an outlet (7) for compressed gas, whereby the outlet (7) is connected to an oil separator ...  
WO/2023/140851A1
A screw compressor and a variable capacity bypass valve therefor are provided. The variable capacity bypass valve includes a bore formed in a rotor bore discharge face of the compressor housing upstream of a compression chamber outlet en...  
WO/2023/139637A1
Provided is a compact rotary compressor that suppresses the generation of vibration and noise and is capable of reducing the torque required for an electric motor unit. This rotary compressor comprises: an electric motor unit having a ...  
WO/2023/139829A1
Provided is a rotary compressor 100 comprising: a drive shaft 101 having an eccentric shaft 101a; a piston 102 fitted onto the eccentric shaft 101a; a cylinder 103 that receives the eccentrically rotating piston 102; an upper end plate 1...  
WO/2023/132305A1
The purpose of the present invention is to reduce costs during processing and assembly. This compressor comprises: a housing 11 serving as an outer shell; a scroll compression mechanism 10 which has an orbiting scroll 13 performing an or...  
WO/2023/132487A1
An electric compressor and a heat exchange module comprising same are disclosed. In an embodiment of the present invention, an inverter module coupled to a compressor may be separated and attached to a chiller through which low-temperatu...  
WO/2023/124711A1
A compressor (100), a temperature control apparatus, a method for controlling a temperature control apparatus, a computer-readable storage medium, and a control device. The compressor (100) comprises a movable disc (120) and a static dis...  
WO/2023/125782A1
A sleeve (9) for a scroll compressor (100) and the scroll compressor (100). The scroll compressor (100) comprises a first scroll plate (11), a second scroll plate (12), a support (4), a motor (5), a driving member (3), and a sleeve (9). ...  
WO/2023/125950A1
Provided is a scroll compressor (1000), comprising: a housing (1200); a first scroll plate (1300) fixed to the housing (1200), the first scroll plate (1300) comprising a first end plate (1310) and a first scroll wrap (1320); a second scr...  
WO/2023/125820A1
A scroll compressor (100). The scroll compressor (100) comprises: a first scroll plate (11), the first scroll plate (11) comprising a first end plate (112) and a first scroll wrap (113); a second scroll plate (12), the second scroll plat...  
WO/2023/128352A1
An electric compressor is disclosed. The electric compressor according to one embodiment of the present invention has improved stability of sealing an inverter body, and thus improves the assemblability of a housing and an inverter cover.  
WO/2023/125791A1
A scroll compressor, comprising: a compressor housing (1, 2, 3); a support (4), the support (4) being mounted in the compressor housing (1, 2, 3); a scroll assembly, the scroll assembly comprising: a first scroll (5) located in the compr...  
WO/2023/125816A1
A driving member (3) for a scroll compressor (100), and the scroll compressor (100) comprising the driving member (3). The scroll compressor comprises a first scroll plate (11) and a second scroll plate (12). The driving member (3) compr...  
WO/2023/125948A1
A compressor, comprising: a casing (200); a first scroll member (10) and a second scroll member (20), which are located in the casing (200), the first scroll member (10) comprising a first end plate (11) and a first scroll (12) extending...  

Matches 151 - 200 out of 30,159